The Bolt,self-Retainin, cataloged under National Stock Number 5306-00-008-5035, is classified within Federal Supply Class 5306 (Bolts) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5306-00-008-5035 |
| Primary Part Number | BACB30ST12-39 |
| Item Name | Bolt,self-Retainin |
| FSC / FSG | 5306 / 53 — Bolts |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| General Characteristics Item Description | THD DATA 3/4-16,UNJF,CLASS 3A,RH,0.686 IN. NOM LG,FASTENER LG 3.730 IN. NOM,BOLT STEEL,MIL-S-5000 OR STEEL MIL-S-5626 OR STEEL MIL-S-6049 OR STEEL MIL-S-6098 OR STEEL MIL-S-8503,PAWL CRES AMS5643 17-4PH,SPRINGS CRES AMS5673 17-7PH,PIN AND PLUGS CRES QQ-S-764,TYPE 303,BOLT CADMIUM,QQ-P-416 TYPE 2 CLASS 3,PAWL,SPRINGS,PIN AND PLUGS PASSIVATE,QQ-P-35,METALLIC HARDNESS RATING BOLT,ROCKWELL C36 TO C40,PAWL ROCKWELL C35 TO C39,SPRINGS ROCKWELL C40 TO C39,SPRINGS ROCKWELL C40 TO C45,MIN TS RATING BOLT 160000 PSI,DISHED HEX HEAD 0.375 IN. MIN,0.390 IN. MAX H,1.052 IN. MIN,TO 1.064 IN. MAX W BETWEEN FLATS,RETAINING FEATURE /PAWL/LOCATED IN PILOT,GRIP DIM 2.438 IN. NOM LG,0.7483 IN. MIN TO 0.7490 IN. MAX DIA A |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| BACB30ST12-39 | Sps Technologies, Llc Dba PB Fasteners (USA) |
| BACB30ST12-39 | Leonardo Spa Helicopters Division - Production Site (ITA) |
| BACB30ST12-39 | Sipael Srl (ITA) |
| BACB30ST12-39 PRIMARY | The Boeing Company (USA) |
| Reference | Meaning |
|---|---|
| BACB30ST12-39 | 5/2 Secondary reference U.S. Government activity |
| CA7000-12-39 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Tridair Products |
| 5306PL1361764 | 6/9 Informative reference only Jednolity Indeks Materialowy - Uniform Material Index |
| BACB30ST12-39 | 5/9 Secondary reference U.S. Government activity |
| BACB30ST12-39 | 5/9 Secondary reference U.S. Government activity |
| BACB30ST12-39 | 5/9 Secondary reference U.S. Government activity |
NSN 5306-00-008-5035 is a Bolt,self-Retainin, manufactured by The Boeing Company, classified under FSC 5306, Bolts. Status: active.
NSN 5306-00-008-5035 has 4 manufacturer part numbers on file: BACB30ST12-39 (Sps Technologies, Llc Dba PB Fasteners), BACB30ST12-39 (Leonardo Spa Helicopters Division - Production Site), BACB30ST12-39 (Sipael Srl), BACB30ST12-39 (The Boeing Company).
Key specifications for BACB30ST12-39: General Characteristics Item Description: THD DATA 3/4-16,UNJF,CLASS 3A,RH,0.686 IN. NOM LG,FASTENER LG 3.730 IN. NOM,BOLT STEEL,MIL-S-5000 OR STEEL MIL-S-5626 OR STEEL MIL-S-6049 OR STEEL MIL-S-6098 OR STEEL MIL-S-8503,PAWL CRES AMS5643 17-4PH,SPRINGS CRES AMS5673 17-7PH,PIN AND PLUGS CRES QQ-S-764,TYPE 303,BOLT CADMIUM,QQ-P-416 TYPE 2 CLASS 3,PAWL,SPRINGS,PIN AND PLUGS PASSIVATE,QQ-P-35,METALLIC HARDNESS RATING BOLT,ROCKWELL C36 TO C40,PAWL ROCKWELL C35 TO C39,SPRINGS ROCKWELL C40 TO C39,SPRINGS ROCKWELL C40 TO C45,MIN TS RATING BOLT 160000 PSI,DISHED HEX HEAD 0.375 IN. MIN,0.390 IN. MAX H,1.052 IN. MIN,TO 1.064 IN. MAX W BETWEEN FLATS,RETAINING FEATURE /PAWL/LOCATED IN PILOT,GRIP DIM 2.438 IN. NOM LG,0.7483 IN. MIN TO 0.7490 IN. MAX DIA A. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.