S440-1 — SWITCH,RADIO FREQUENCY TRANSMISS

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

S440-1: SWITCH,RADIO FREQUENCY TRANSMISS.

SWITCH,RADIO FREQUENCY TRANSMISS. Key specifications include material: STEEL COMP 1213 OVERALL, nut_style: CLINCH, nut_height: 0.101 INCHES NOMINAL IN, nut_diameter: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, pilot_length: 0.035 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN, thread_class: 2B. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-803-4855, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

S440-1

NSN: 5310-00-803-4855
NIINs: 008034855, 008391524, 008492814, 013461329
FSC: 5310 — Nuts and Washers
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)

SPECIFICATIONS

material	STEEL COMP 1213 OVERALL
nut_style	CLINCH
nut_height	0.101 INCHES NOMINAL IN
nut_diameter	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
pilot_length	0.035 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
thread_class	2B
nut_thickness	0.250 INCHES NOMINAL IN
thread_series	UNIFIED NATIONAL COARSE (UNC)
pilot_diameter	0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
hardness_rating	85.0 ROCKWELL B MINIMUM
special_features	MATL IAW MIL-P-15035
thread_direction	RIGHT-HAND
NSN	5310-00-803-4855

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)

•

HARDNESS RATING: 85.0 ROCKWELL B MINIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL

•

THREAD DIRECTION: RIGHT-HAND

•

NOMINAL THREAD SIZE: 0.112 INCHES IN

•

NUT DIAMETER: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN

•

PILOT DIAMETER: 0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIES	UNIFIED NATIONAL COARSE (UNC)
HARDNESS RATING	85.0 ROCKWELL B MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTION	RIGHT-HAND
NOMINAL THREAD SIZE	0.112 INCHES IN
NUT DIAMETER	0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
PILOT DIAMETER	0.159 INCHES MINIMUM AND 0.164 INCHES MAXIMUM IN
PILOT LENGTH	0.035 INCHES MINIMUM AND 0.038 INCHES MAXIMUM IN
NUT HEIGHT	0.101 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

MIL-N-45938/1Reference document

Same NSN cross-reference

Reference document — Identification reference

213528Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

0405-04Reference document

Same NSN cross-reference

Reference document — Secondary reference

410817-401Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is S440-1?

S440-1 is a SWITCH,RADIO FREQUENCY TRANSMISS.

What parts can replace S440-1?

There are 4 known substitutes for S440-1: MIL-N-45938/1, 213528, 0405-04 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for S440-1?

S440-1 is cataloged in the U.S. Government catalog under NSN 5310-00-803-4855. This indicates validated use in U.S. government and defense supply chains.

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