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Technical Data Sheet
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A-1978 — PLATE,RETAINING,SHAFT

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A-1978: PLATE,RETAINING,SHAFT.

The PLATE,RETAINING,SHAFT is a the manufacturer industrial component. Key specifications include user_designator: MAN AND WOMAN, special_features: FULL COLOR, WITH YELLOW 67108, BROWN 67136, AND ULTRAMARINE BLUE 67118, attachment_method: SEW-ON, features_provided: EMBROIDERED, design_designation: WARRANT OFFICER CAREER CENTER, unpackaged_unit_width: 2.50 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5325-00-901-4510, 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
A-1978
NSN: 5325-00-901-4510
NIINs: 009014510, 011622843, 011626401, 012232536, 015426995, 015722752, 015722901, 016642401, 017176513
FSC: 5325 — Fastening Devices
CAGE: 57771 — EDWIN B. STIMPSON COMPANY, INC. DBA STIMPSON (USA)
SPECIFICATIONS
user_designatorMAN AND WOMAN
special_featuresFULL COLOR, WITH YELLOW 67108, BROWN 67136, AND ULTRAMARINE BLUE 67118
attachment_methodSEW-ON
features_providedEMBROIDERED
design_designationWARRANT OFFICER CAREER CENTER
unpackaged_unit_width2.50 INCHES MAXIMUM IN
department_designationUS ARMY
unpackaged_unit_height3.25 INCHES MAXIMUM IN
nondefinitive_spec/std_data1 TYPE AND 1 STYLE AND 2 CLASS
NSN5325-00-901-4510
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A-1978 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLANGE OUTSIDE DIAMETER: 0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
•
BARREL OVERALL HEIGHT: 0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
•
SURFACE TREATMENT: GOLD OVERALL
•
BARREL OUTSIDE DIAMETER: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
•
FLANGE STYLE: FLANGE
•
BARREL STYLE: FUNNEL FLANGE STRAIGHT TYPE
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.095 INCHES MINIMUM AND 0.105 INCHES MAXIMUM IN
BARREL OVERALL HEIGHT0.107 INCHES MINIMUM AND 0.123 INCHES MAXIMUM IN
SURFACE TREATMENTGOLD OVERALL
BARREL OUTSIDE DIAMETER0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
MATERIALCOPPER ALLOY OVERALL
FLANGE STYLEFLANGE
BARREL STYLEFUNNEL FLANGE STRAIGHT TYPE
SUBSTITUTES & CROSS-REFERENCES 1
STMA1978Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A-1978?
A-1978 is a PLATE,RETAINING,SHAFT.
What parts can replace A-1978?
There is 1 known substitute for A-1978: STMA1978. Substitute compatibility should be verified for your specific system.
What is the NSN for A-1978?
A-1978 is cataloged in the U.S. Government catalog under NSN 5325-00-901-4510. This indicates validated use in U.S. government and defense supply chains.
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